Added go1.11 dependency tracking.

.travis.yml

@@ -1,6 +1,9 @@
 language: go
 sudo: required
 
+env:
+  - GO111MODULE=on
+
 before_install:
   - sudo apt-get install -qy libpcsclite-dev
   - go get -t -v ./...

go.mod

@@ -0,0 +1,10 @@
+module github.com/yawn/ykoath
+
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/ebfe/scard v0.0.0-20180726111930-69b75ee5a71f
+	github.com/pkg/errors v0.8.0
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/stretchr/objx v0.1.1 // indirect
+	github.com/stretchr/testify v1.2.2
+)

go.sum

@@ -0,0 +1,12 @@
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/ebfe/scard v0.0.0-20180726111930-69b75ee5a71f h1:HkbcPpK9F8Y+ZGkVZGREEWoPOFVRykQLfs+rp++xXvI=
+github.com/ebfe/scard v0.0.0-20180726111930-69b75ee5a71f/go.mod h1:8hHvF8DlEq5kE3KWOsZQezdWq1OTOVxZArZMscS954E=
+github.com/pkg/errors v0.8.0 h1:WdK/asTD0HN+q6hsWO3/vpuAkAr+tw6aNJNDFFf0+qw=
+github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.1 h1:2vfRuCMp5sSVIDSqO8oNnWJq7mPa6KVP3iPIwFBuy8A=
+github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.2.2 h1:bSDNvY7ZPG5RlJ8otE/7V6gMiyenm9RtJ7IUVIAoJ1w=
+github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=